class Vertex2T
{
public:
	float u0,v0;
//	float r,g,b,a;
	float nx,ny,nz;
	float x,y,z;
};

class Vertex4T
{
public:
	float u0,v0,w0,wz0;
	float r,g,b,a;
	float nx,ny,nz;
	float x,y,z;
};

class Vertex
{
public:
	float u0,v0;
	float r,g,b,a;
	float nx,ny,nz;
	float x,y,z;	
};